Assessing the impact of COVID-19 management on the workload of human resources working in India's National Tuberculosis Elimination Program. - Mergenthaler C; Bhatnagar A; Dong D; Kumar V; Lakis C; Mutasa R; Dapkekar S; Sahore A; Surendran S; Fritsche G; Sachdeva KS; Dieleman M (BMC health services research, 2024)